Hardware Spec Index

Caldera PW-1956 SE 1200W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW1956-SE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index2,546 (Power Supplies scale)
Category rank#11,876
Street price$289
Power1200 W (rated)
Performance per dollar8.81
Released2025

Specifications

BrandCaldera
ModelCaldera PW-1956 SE
Rated output1,200 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-4805 Pro 750W 80 PLUS Gold ATX Power Supply1,191$59Compare
Zephyra PW-3578 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,621$129Compare
Novexa PW-2622 Ultra 850W 80 PLUS Gold ATX Power Supply1,773$159Compare
Teralux PW-8022 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,899$129Compare
Zephyra PW-9923 Ti 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,980$399Compare
Vantrel PW-7191 Max 650W 80 PLUS Bronze ATX 3.0 Power Supply1,134$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1956 SE 1200W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/3789641 (accessed 2026-10-20).